chore: 初始化TikTok短剧后端项目基础架构

创建了完整的NestJS项目结构，包含配置文件、核心模块、工具类、拦截器、过滤器等基础代码，实现了健康检查、用户认证、管理员RBAC、剧集管理、订单支付、媒体管理等核心功能的基础框架，配置了ESLint、TypeScript、Jest等开发工具链。

test/playback-error.e2e-spec.ts

@@ -0,0 +1,77 @@
+import { INestApplication } from '@nestjs/common';
+import { Test } from '@nestjs/testing';
+import * as request from 'supertest';
+import { AppModule } from '../src/app.module';
+import { bootstrapApp } from '../src/bootstrap';
+import { loginAdmin } from './test-helpers';
+
+describe('Playback error logs', () => {
+  let app: INestApplication;
+  let adminToken: string;
+
+  beforeAll(async () => {
+    const moduleRef = await Test.createTestingModule({
+      imports: [AppModule],
+    }).compile();
+
+    app = moduleRef.createNestApplication();
+    bootstrapApp(app);
+    await app.init();
+    adminToken = await loginAdmin(app);
+  });
+
+  afterAll(async () => {
+    await app.close();
+  });
+
+  it('accepts playback error reports and exposes them to admin logs', async () => {
+    const requestId = 'aac95ef4-c546-427d-88c7-25b15b396b91';
+
+    const createResponse = await request(app.getHttpServer())
+      .post('/api/app/v1/logs/playback-errors')
+      .set('X-Request-Id', requestId)
+      .send({
+        requestId,
+        dramaId: 1,
+        episodeId: 10,
+        playUrl: 'https://cdn.example.com/video.mp4',
+        playerErrorCode: 'MEDIA_DECODE_ERROR',
+        message: 'Video decode failed',
+        progressSeconds: 128,
+        networkType: 'wifi',
+        device: {
+          platform: 'ios',
+          model: 'iPhone',
+          systemVersion: '17.0',
+          appVersion: '1.0.0',
+        },
+        occurredAt: '2026-06-30T00:00:00.000Z',
+      })
+      .expect(201);
+
+    expect(createResponse.body).toMatchObject({
+      code: 0,
+      data: {
+        id: expect.any(Number),
+        requestId,
+      },
+      message: 'success',
+      requestId,
+    });
+
+    const listResponse = await request(app.getHttpServer())
+      .get('/api/admin/v1/logs/playback-errors')
+      .set('Authorization', `Bearer ${adminToken}`)
+      .expect(200);
+
+    expect(listResponse.body.data.list).toEqual(
+      expect.arrayContaining([
+        expect.objectContaining({
+          requestId,
+          playerErrorCode: 'MEDIA_DECODE_ERROR',
+          progressSeconds: 128,
+        }),
+      ]),
+    );
+  });
+});